Add beginnings of a serial console

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2977 42af7a65-404d-4744-a932-0658087f49c3

arch/avr/src/at91uc3/Make.defs

@@ -50,7 +50,7 @@ CMN_CSRCS	= up_assert.c up_blocktask.c up_copystate.c up_createstack.c \
 # Required AT91UC3 files
 
 CHIP_ASRCS	=
-CHIP_CSRCS	= at91uc3_lowinit.c at91uc3_serial.c
+CHIP_CSRCS	= at91uc3_lowconsole.c at91uc3_lowinit.c at91uc3_serial.c
 
 # Configuration-dependent AT91UC3 files
 

arch/avr/src/at91uc3/at91uc3_internal.h

@@ -59,17 +59,27 @@
  ************************************************************************************/
 
 /************************************************************************************
- * Name: at91uc3_clkinit
+ * Name: up_clkinit
  *
  * Description:
  *   Initialiaze clock/PLL settings per the definitions in the board.h file.
  *
  ************************************************************************************/
 
-extern void at91uc3_clkinitialize(void);
+extern void up_clkinitialize(void);
 
 /************************************************************************************
- * Name: at91uc3_boardinit
+ * Name: up_consoleinit
+ *
+ * Description:
+ *   Initialize a console for debug output.
+ *
+ ************************************************************************************/
+
+extern void up_consoleinit(void);
+
+/************************************************************************************
+ * Name: up_boardinit
  *
  * Description:
  *   This function must be provided by the board-specific logic in the directory
@@ -77,7 +87,7 @@ extern void at91uc3_clkinitialize(void);
  *
  ************************************************************************************/
 
-extern void at91uc3_boardinitialize(void);
+extern void up_boardinitialize(void);
 
 #endif /* __ARCH_AVR_SRC_AVR32_AT91UC3_INTERNAL_H */
 

arch/avr/src/at91uc3/at91uc3_lowconsole.c

@@ -0,0 +1,105 @@
+/**************************************************************************
+ * arch/avr/src/at91uc3/at91uc3_lowconsole.c
+ *
+ *   Copyright (C) 2010 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name NuttX nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ **************************************************************************/
+
+/**************************************************************************
+ * Included Files
+ **************************************************************************/
+
+#include <nuttx/config.h>
+
+#include "at91uc3_config.h"
+#include "up_internal.h"
+#include "at91uc3_internal.h"
+
+/**************************************************************************
+ * Private Definitions
+ **************************************************************************/
+
+/**************************************************************************
+ * Private Types
+ **************************************************************************/
+
+/**************************************************************************
+ * Private Function Prototypes
+ **************************************************************************/
+
+/**************************************************************************
+ * Global Variables
+ **************************************************************************/
+
+/**************************************************************************
+ * Private Variables
+ **************************************************************************/
+
+/**************************************************************************
+ * Private Functions
+ **************************************************************************/
+
+/**************************************************************************
+ * Public Functions
+ **************************************************************************/
+
+/************************************************************************************
+ * Name: up_consoleinit
+ *
+ * Description:
+ *   Initialize a console for debug output.
+ *
+ ************************************************************************************/
+
+void up_consoleinit(void)
+{
+#warning "Not Implemented"
+}
+
+/************************************************************************************
+ * Name: up_lowputc
+ *
+ * Description:
+ *   Output one byte on the serial console
+ *
+ ************************************************************************************/
+
+void up_lowputc(char ch)
+{
+#ifdef HAVE_SERIAL_CONSOLE
+  /* Wait until the TX data register is empty */
+#warning "Not Implemented"
+
+  /* Then send the character */
+#warning "Not Implemented"
+#endif
+}
+

arch/avr/src/at91uc3/at91uc3_lowinit.c

@@ -85,17 +85,23 @@ void up_lowinit(void)
 {
   /* Initialize MCU clocking */
 
-  at91uc3_clkinitialize();
+  up_clkinitialize();
+
+  /* Initialize a console */
+
+  up_consoleinit();
 
   /* Perform early serial initialization (so that we will have debug output
-   * available as soon as possible.
+   * available as soon as possible).
    */
 
+#ifdef CONFIG_USE_SERIALDRIVER
   up_earlyserialinit();
+#endif
 
   /* Perform board-level initialization */
 
-  at91uc3_boardinitialize();
+  up_boardinitialize();
 
 }
 

arch/avr/src/at91uc3/at91uc3_serial.c

@@ -902,21 +902,3 @@ int up_putc(int ch)
 
 #endif /* CONFIG_USE_SERIALDRIVER */
 
-/**************************************************************************
- * Name: up_lowputc
- *
- * Description:
- *   Output one byte on the serial console
- *
- **************************************************************************/
-
-void up_lowputc(char ch)
-{
-#ifdef HAVE_SERIAL_CONSOLE
-  /* Wait until the TX data register is empty */
-#warning "Not Implemented"
-
-  /* Then send the character */
-#warning "Not Implemented"
-#endif
-}

configs/avr32dev1/src/avr32dev1_internal.h

@@ -65,14 +65,14 @@
  ************************************************************************************/
 
 /************************************************************************************
- * Name: avr32dev1_ledinitialize
+ * Name: up_ledinitialize
  *
  * Description:
  *   Configure on-board LEDs if LED support has been selected.
  ************************************************************************************/
 
 #ifdef CONFIG_ARCH_LEDS
-extern void avr32dev1_ledinitialize(void);
+extern void up_ledinitialize(void);
 #endif
 
 #endif /* __ASSEMBLY__ */

configs/avr32dev1/src/up_boot.c

@@ -63,7 +63,7 @@
  ************************************************************************************/
 
 /************************************************************************************
- * Name: at91uc3_boardinitialize
+ * Name: up_boardinitialize
  *
  * Description:
  *   All AVR32 architectures must provide the following entry point.  This entry point
@@ -72,13 +72,13 @@
  *
  ************************************************************************************/
 
-void at91uc3_boardinitialize(void)
+void up_boardinitialize(void)
 {
   /* Configure SPI chip selects */
 
   /* Configure on-board LEDs if LED support has been selected. */
 
 #ifdef CONFIG_ARCH_LEDS
-  avr32dev1_ledinitialize();
+  up_ledinitialize();
 #endif
 }

configs/avr32dev1/src/up_leds.c

@@ -100,10 +100,10 @@
  ****************************************************************************/
 
 /****************************************************************************
- * Name: up_ledinit
+ * Name: up_ledinitialize
  ****************************************************************************/
 
-void up_ledinit(void)
+void up_ledinitialize(void)
 {
 # warning "Not implemented"
 }